Finding the Third Proportional to 68,086 and 158,216.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,086 : 158,216.50 = 158,216.50 : x
2. Step 2: Convert to fraction form
   68,086/158,216.50 = 158,216.50/x
3. Step 3: Cross multiply
   68,086x = 158,216.50 × 158,216.50
4. Step 4: Simplify right side
   68,086x = 25,032,460,872.25
5. Step 5: Solve for x
   x = 25,032,460,872.25/68,086
6. Step 6: Final answer
   x = 367,659.44